Keratin

usgb/ˈkerətɪn/
noun

A protein found in the skin, hair, and nails of people and animals.

Human hair is primarily made of keratin.
Visual representation of "keratin" - A protein found in the skin, hair, and nails of people and animals.

Often appears as...

  • keratin treatment
  • keratin shampoo

Usage tips

Technical

Definition 1 of 1
Visual representation of "keratin"
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Biological Material

Understand that keratin is a biological substance that provides strength to hair, skin, and nails.

Illustration for Biological Material
Keratin can be strengthened through vitamins and a healthy diet.
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Beauty Treatments

Know that keratin is commonly mentioned in beauty and hair care, often implying strengthening or smoothing effects.

Illustration for Beauty Treatments
She got a keratin treatment to smooth her frizzy hair.
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Animal Importance

Remember, keratin is also important in animals, forming claws, beaks, and feathers.

Illustration for Animal Importance
A bird's beak is strong because it's made of keratin.
Visual representation of the word "Keratin"

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